USGS-NGIC geomagnetic observatory data.

USGS-NGIC geomagnetic observatory data.

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Bibliographic Details
Imprint:	Denver, Colo. : U.S. Geological Survey, National Geomagnetic Information Center,
Description:	computer laser optical discs ; 4 3/4 in.
Language:	English
Subject:	Geomagnetism -- Observations -- Periodicals. Geomagnetic observatories -- United States -- Directories. Geomagnetic observatories. Geomagnetism. United States. Directories. Observations. Periodicals.
Format:	Journal
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/2928318

Hidden Bibliographic Details
Varying Form of Title:	United States Geological Survey National Geomagnetic Information Center geomagnetic observatory data NGIC CD-ROM National Geomagnetic Information Center CD-ROM
Other authors / contributors:	National Geomagnetic Information Center (U.S.)
Frequency:	Annual
Date / volume:	Began with 1985-1989 issue?
Notes:	Title from disc label. Every fifth vol. will be five-year cumulation which supersedes previous annual vol. System requirements: IBM PC or compatible; DOS; EGA or VGA monitor. Presentation software GODIS written in C-language, available on CD-ROM or on separate floppy disk.
Summary:	Contains one-minute values of geomagnetic data from all magnetic observatories of the USGS network. The values are provided as 3-component vector data from a fluxgate magnetometer, as well as scalar data from a proton precession magnetometer.
GPO item no.:	0621-J-01
Govt.docs classification:	I 19.120/2:

Description
Published:	Began with 1985-1989 issue?
Item Description:	Title from disc label.
Physical Description:	computer laser optical discs ; 4 3/4 in.
Publication Frequency:	Annual
Format:	System requirements: IBM PC or compatible; DOS; EGA or VGA monitor. Presentation software GODIS written in C-language, available on CD-ROM or on separate floppy disk.